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[Xen-devel,v3,for-next,1/4] xen/arm: domain_build: Clean-up insert_11_bank

Message ID 20171101140316.31333-2-julien.grall@linaro.org
State Accepted
Commit 4da2ec1b1584975012ceda49160bd2f276076d5d
Headers show
Series xen: Convert __page_to_mfn and _mfn_to_page to use typesafe MFN | expand

Commit Message

Julien Grall Nov. 1, 2017, 2:03 p.m. UTC
- Remove spurious ()
    - Add missing spaces
    - Turn 1 << to 1UL <<
    - Rename spfn to smfn and switch to mfn_t

Signed-off-by: Julien Grall <julien.grall@linaro.org>

---

Cc: Stefano Stabellini <sstabellini@kernel.org>

    Changes in v2:
        - Remove double space
        - s/spfn/smfn/ and switch to mfn_t
---
 xen/arch/arm/domain_build.c | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

Comments

Stefano Stabellini Dec. 11, 2017, 11:25 p.m. UTC | #1
On Wed, 1 Nov 2017, Julien Grall wrote:
>     - Remove spurious ()
>     - Add missing spaces
>     - Turn 1 << to 1UL <<
>     - Rename spfn to smfn and switch to mfn_t
> 
> Signed-off-by: Julien Grall <julien.grall@linaro.org>

Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>


> ---
> 
> Cc: Stefano Stabellini <sstabellini@kernel.org>
> 
>     Changes in v2:
>         - Remove double space
>         - s/spfn/smfn/ and switch to mfn_t
> ---
>  xen/arch/arm/domain_build.c | 17 ++++++++++-------
>  1 file changed, 10 insertions(+), 7 deletions(-)
> 
> diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c
> index bf29299707..5532068ab1 100644
> --- a/xen/arch/arm/domain_build.c
> +++ b/xen/arch/arm/domain_build.c
> @@ -50,6 +50,8 @@ struct map_range_data
>  /* Override macros from asm/page.h to make them work with mfn_t */
>  #undef virt_to_mfn
>  #define virt_to_mfn(va) _mfn(__virt_to_mfn(va))
> +#undef page_to_mfn
> +#define page_to_mfn(pg) _mfn(__page_to_mfn(pg))
>  
>  //#define DEBUG_11_ALLOCATION
>  #ifdef DEBUG_11_ALLOCATION
> @@ -104,16 +106,16 @@ static bool insert_11_bank(struct domain *d,
>                             unsigned int order)
>  {
>      int res, i;
> -    paddr_t spfn;
> +    mfn_t smfn;
>      paddr_t start, size;
>  
> -    spfn = page_to_mfn(pg);
> -    start = pfn_to_paddr(spfn);
> -    size = pfn_to_paddr((1 << order));
> +    smfn = page_to_mfn(pg);
> +    start = mfn_to_maddr(smfn);
> +    size = pfn_to_paddr(1UL << order);
>  
>      D11PRINT("Allocated %#"PRIpaddr"-%#"PRIpaddr" (%ldMB/%ldMB, order %d)\n",
>               start, start + size,
> -             1UL << (order+PAGE_SHIFT-20),
> +             1UL << (order + PAGE_SHIFT - 20),
>               /* Don't want format this as PRIpaddr (16 digit hex) */
>               (unsigned long)(kinfo->unassigned_mem >> 20),
>               order);
> @@ -126,7 +128,7 @@ static bool insert_11_bank(struct domain *d,
>          goto fail;
>      }
>  
> -    res = guest_physmap_add_page(d, _gfn(spfn), _mfn(spfn), order);
> +    res = guest_physmap_add_page(d, _gfn(mfn_x(smfn)), smfn, order);
>      if ( res )
>          panic("Failed map pages to DOM0: %d", res);
>  
> @@ -167,7 +169,8 @@ static bool insert_11_bank(struct domain *d,
>           */
>          if ( start + size < bank->start && kinfo->mem.nr_banks < NR_MEM_BANKS )
>          {
> -            memmove(bank + 1, bank, sizeof(*bank)*(kinfo->mem.nr_banks - i));
> +            memmove(bank + 1, bank,
> +                    sizeof(*bank) * (kinfo->mem.nr_banks - i));
>              kinfo->mem.nr_banks++;
>              bank->start = start;
>              bank->size = size;
> -- 
> 2.11.0
>
diff mbox series

Patch

diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c
index bf29299707..5532068ab1 100644
--- a/xen/arch/arm/domain_build.c
+++ b/xen/arch/arm/domain_build.c
@@ -50,6 +50,8 @@  struct map_range_data
 /* Override macros from asm/page.h to make them work with mfn_t */
 #undef virt_to_mfn
 #define virt_to_mfn(va) _mfn(__virt_to_mfn(va))
+#undef page_to_mfn
+#define page_to_mfn(pg) _mfn(__page_to_mfn(pg))
 
 //#define DEBUG_11_ALLOCATION
 #ifdef DEBUG_11_ALLOCATION
@@ -104,16 +106,16 @@  static bool insert_11_bank(struct domain *d,
                            unsigned int order)
 {
     int res, i;
-    paddr_t spfn;
+    mfn_t smfn;
     paddr_t start, size;
 
-    spfn = page_to_mfn(pg);
-    start = pfn_to_paddr(spfn);
-    size = pfn_to_paddr((1 << order));
+    smfn = page_to_mfn(pg);
+    start = mfn_to_maddr(smfn);
+    size = pfn_to_paddr(1UL << order);
 
     D11PRINT("Allocated %#"PRIpaddr"-%#"PRIpaddr" (%ldMB/%ldMB, order %d)\n",
              start, start + size,
-             1UL << (order+PAGE_SHIFT-20),
+             1UL << (order + PAGE_SHIFT - 20),
              /* Don't want format this as PRIpaddr (16 digit hex) */
              (unsigned long)(kinfo->unassigned_mem >> 20),
              order);
@@ -126,7 +128,7 @@  static bool insert_11_bank(struct domain *d,
         goto fail;
     }
 
-    res = guest_physmap_add_page(d, _gfn(spfn), _mfn(spfn), order);
+    res = guest_physmap_add_page(d, _gfn(mfn_x(smfn)), smfn, order);
     if ( res )
         panic("Failed map pages to DOM0: %d", res);
 
@@ -167,7 +169,8 @@  static bool insert_11_bank(struct domain *d,
          */
         if ( start + size < bank->start && kinfo->mem.nr_banks < NR_MEM_BANKS )
         {
-            memmove(bank + 1, bank, sizeof(*bank)*(kinfo->mem.nr_banks - i));
+            memmove(bank + 1, bank,
+                    sizeof(*bank) * (kinfo->mem.nr_banks - i));
             kinfo->mem.nr_banks++;
             bank->start = start;
             bank->size = size;